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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Mar. 31, 2024
Sep. 30, 2023
Statement of Financial Position [Abstract]    
Common stock, par value (usd per share) $ 2.50 $ 2.50
Common stock, shares authorized (in shares) 150,000,000 150,000,000
Common stock, shares outstanding (in shares) 98,744,915 97,584,455
Treasury stock at cost and other, shares (in shares) 16,302 13,041